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OCR for page 460
DRI Dietary Reference Intakes: For Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline
F
Dietary Intake Data from the Boston Nutritional Status Survey, 1981–1984
TABLE F-1 Dietary Intake of B Vitamins in Free-Living Older Adults (aged ≥ 60 y) Who Were Not Taking Vitamin Supplements, Boston Nutritional Status Survey, 1981–1984
Intake of B Vitamins by Gender
Dietary Intake
Sample Size
Mean
Standard Deviation
5th Percentile
Thiamin (mg)
Males
168
1.5
0.5
0.9
Females
283
1.2
0.4
0.7
Riboflavin (mg)
Males
169
2.0
0.7
1.0
Females
283
1.6
0.6
0.8
Niacin (mg)
Males
168
21.6
6.7
12.5
Females
283
17.9
5.9
10.3
Vitamin B6 (mg)
Males
170
1.3
0.6
0.6
Females
281
1.1
0.4
0.5
Folate (µg)
Males
189
273
121
119
Females
344
231
94
116
Vitamin B12 (µg)
Males
171
4.7
4.4
1.5
Females
280
4.0
4.9
1.0
SOURCE: Adapted from Appendixes C.5.21–C.5.26 in Hartz SC, Russell RM, Rosenberg IH. 1992. Nutrition in the Elderly. The Boston Nutritional Status Survey. London: Smith-Gordon.
OCR for page 461
DRI Dietary Reference Intakes: For Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline
10th Percentile
25th Percentile
50th Percentile
75th Percentile
90th Percentile
95th Percentile
1.0
1.2
1.4
1.8
2.2
2.5
0.8
0.9
1.1
1.3
1.7
1.9
1.2
1.5
1.9
2.4
2.9
3.4
1.0
1.2
1.5
1.8
2.3
2.8
13.8
16.0
21.0
25.4
30.1
33.5
11.2
14.3
16.9
20.5
26.2
28.7
0.7
0.8
1.2
1.6
2.1
2.4
0.6
0.7
1.0
1.3
1.6
1.8
139
196
254
328
425
528
140
167
208
272
356
428
1.7
2.4
3.4
5.8
8.4
10.9
1.2
1.8
2.6
3.8
7.6
12.9
OCR for page 462
DRI Dietary Reference Intakes: For Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline
TABLE F-2 Intake of B Vitamins in Free-Living Older Adults (aged ≥ 60 y) Who Were Taking Vitamin Supplements, Boston Nutritional Status Survey, 1981–1984
Sample Size
Mean
Standard Deviation
5th Percentile
Thiamin (mg)
Males
Dietary intake
69
1.5
0.5
0.9
Supplement intake
69
9.5
18.3
0.5
Total intake
69
11.0
18.3
1.7
Females
Dietary intake
166
1.2
0.5
0.7
Supplement intake
166
11.7
24.4
0.5
Total intake
166
13.0
24.5
1.6
Riboflavin (mg)
Males
Dietary intake
68
2.0
0.9
1.2
Supplement intake
68
5.5
9.9
0.4
Total intake
68
7.5
9.8
1.8
Females
Dietary intake
166
1.6
0.6
0.9
Supplement intake
166
10.0
21.8
0.5
Total intake
166
11.6
21.8
2.0
Vitamin B6 (mg)
Males
Dietary intake
67
1.5
0.7
0.6
Supplement intake
67
9.8
21.3
0.3
Total intake
67
11.3
21.2
1.6
Females
Dietary intake
168
1.2
0.6
0.4
Supplement intake
168
18.9
58.8
0.7
Total intake
168
20.1
58.9
1.7
Niacin (mg)
Males
Dietary intake
69
22.5
7.4
11.3
Supplement intake
69
46.7
73.5
1.2
Total intake
69
69.2
75.4
22.3
Females
Dietary intake
166
17.9
6.2
10.0
Supplement intake
166
60.3
75.6
5.3
Total intake
166
78.2
75.8
23.7
OCR for page 463
DRI Dietary Reference Intakes: For Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline
10th Percentile
25th Percentile
50th Percentile
75th Percentile
90th Percentile
95th Percentile
1.0
1.2
1.5
1.7
2.1
2.6
0.5
1.2
2.4
10.0
20.0
55.0
1.9
2.7
4.2
11.5
22.1
55.9
0.8
0.9
1.1
1.4
1.9
2.3
1.0
1.2
3.2
10.0
30.0
55.0
1.9
2.6
4.4
11.4
31.1
56.0
1.2
1.5
2.0
2.3
2.7
3.3
0.6
1.4
1.9
7.4
10.5
15.0
2.1
3.2
4.4
9.9
13.0
17.1
1.1
1.2
1.5
1.8
2.4
2.6
1.0
1.4
2.9
10.0
20.0
34.5
2.4
2.9
5.2
11.5
21.5
35.3
0.8
1.0
1.3
1.9
2.3
2.8
0.7
2.0
2.2
5.0
31.3
50.0
2.4
3.1
4.3
6.1
31.9
51.9
0.6
0.8
1.0
1.5
2.0
2.2
0.8
2.0
2.2
5.0
50.0
55.3
2.1
2.8
4.1
7.2
51.2
57.2
13.7
18.0
21.6
25.9
29.9
39.1
6.7
16.0
20.0
51.8
100.0
100.0
25.3
35.9
48.8
74.4
121.4
137.5
10.9
13.3
16.4
22.2
25.8
28.7
11.5
16.0
30.0
100.0
120.0
160.0
26.5
31.9
48.1
111.5
132.3
178.7
OCR for page 464
DRI Dietary Reference Intakes: For Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline
Sample Size
Mean
Standard Deviation
5th Percentile
Vitamin B12 (µg)
Males
Dietary intake
66
5.4
6.3
1.5
Supplement intake
66
17.4
52.0
1.5
Total intake
66
22.8
52.4
3.9
Females
Dietary intake
169
3.7
3.7
1.1
Supplement intake
169
31.0
105.5
1.5
Total intake
169
34.7
105.8
4.1
Folate (µg)
Males
Dietary intake
48
296
152
140
Supplement intake
48
586
645
120
Total intake
48
882
696
312
Females
Dietary intake
105
260
120
121
Supplement intake
105
484
517
120
Total intake
105
744
567
311
SOURCE: Adapted from Appendixes C.5.21–C.5.26 in Hartz SC, Russell RM, Rosenberg IH. 1992. Nutrition in the Elderly. The Boston Nutritional Status Survey. London: Smith-Gordon.
OCR for page 465
DRI Dietary Reference Intakes: For Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline
10th Percentile
25th Percentile
50th Percentile
75th Percentile
90th Percentile
95th Percentile
1.8
2.3
3.6
6.7
10.5
11.8
1.7
3.0
5.0
7.0
24.0
77.0
4.1
6.8
9.7
15.1
71.8
83.1
1.3
1.9
2.7
4.0
6.2
8.7
2.3
3.0
6.0
12.0
66.7
100.0
4.8
6.2
9.0
14.9
70.0
106.3
158
199
259
327
474
640
133
300
400
400
1,400
2,400
385
581
666
918
1,569
2,667
137
178
238
316
410
520
133
267
400
400
800
1,000
340
530
628
809
1,105
1,349
Representative terms from entire chapter:
boston nutritional
